Granted Patent
Utility
US 6,678,058 · App. 10/039,249
Integrated alignment and calibration of optical system
Inventors:
Leo Baldwin, Frank G. Evans
Patented Case
View Patent ↗
Granted: Jan 13, 2004
Filed: Oct 24, 2001
Inventors
Leo Baldwin
Frank G. Evans
Assignee (at issue)
Electro Scientific Industries, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.